A product designer is conducting a sensory evaluation of different surface finishes for a luxury vehicle's interior. Participants are asked to classify a set of leather samples into distinct groups based on their specific grain pattern (e.g., 'Pebbled', 'Smooth', 'Cross-hatched', 'Perforated').
Which type of psychological data scale is being utilized in this classification task?
A pilot fails to notice a blinking warning light on a cockpit instrument panel because the light is positioned outside their primary field of view. Which stage of the human information processing system has failed in this scenario?
A manufacturer conducted a study to evaluate the impact of environmental conditions on quality control. The results for a component inspection task are recorded in the table below.
| Illumination Level (lux) | Inspection Accuracy (%) |
|---|---|
| 50 | 61 |
| 300 | 93 |
| 600 | 94 |
Which stage of human information processing is most significantly limited by the 50 lux lighting condition?
An ergonomics specialist is classifying office workers based on their dominant hand (left-handed or right-handed) to study workstation layouts. Which type of measurement scale is being used for this data?
Which of the following physiological (human) factors is most likely to affect a user's interaction with a product while experiencing time pressure?
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Practice IB Design Technology (DT) Topic 1.1b Psychological Factors with authentic exam-style questions for both SL and HL students. This question bank focuses on the exact syllabus content for 1.1b Psychological Factors and mirrors Paper 1, 2, 3 style where relevant.
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